21657504

素因数分解:

$2^5\times 3^1\times {\mathrm{11}}^1\times {\mathrm{20509}}^1$

素因数の和:20533

約数の個数: 48

約数和(自身を含む): 62022240

約数和(自身を除く): 40364736

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 44, 48, 66, 88, 96, 132, 176, 264, 352, 528, 1056, 20509, 41018, 61527, 82036, 123054, 164072, 225599, 246108, 328144, 451198, 492216, 656288, 676797, 902396, 984432, 1353594, 1804792, 1968864, 2707188, 3609584, 5414376, 7219168, 10828752, 21657504]

約数ペア:

[(1, 21657504), (2, 10828752), (3, 7219168), (4, 5414376), (6, 3609584), (8, 2707188), (11, 1968864), (12, 1804792), (16, 1353594), (22, 984432), (24, 902396), (32, 676797), (33, 656288), (44, 492216), (48, 451198), (66, 328144), (88, 246108), (96, 225599), (132, 164072), (176, 123054), (264, 82036), (352, 61527), (528, 41018), (1056, 20509)]